Deal verdict
Too early to call.
We need 30 days of prices for the Cool Rock before judging the deal.
Mattress Man
Not enough history yet
£289 King
£289 today. We started tracking this on 14 Nov 2026. A verdict needs 30 days of prices.
The chart appears once we have more than one day of prices. We started tracking this on 14 Nov 2026.
Checked
Emma
Good time to buy
£569.25 King
£569.25 is a genuine low. It's been this cheap for only 5% of the 37 days we've tracked.
Checked
| Cool Rock | Emma Original Classic Mattress | |
|---|---|---|
| Firmness | Extra firm | Not stated |
| Warranty | 1 year | 10 years |
| Layers | Not stated | 3 |
| Sizes | Single, King | Single, Small Double, Double, King, EU Double, Queen, Super King |
Specs are the figures each retailer publishes. Prices are for the size shown above.